January 2014 in “China Animal Husbandry & Veterinary Medicine” The KAP8-1 gene affects skin, hair follicle development, and wool quality in different sheep varieties.
23 citations
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March 1989 in “The Veterinary clinics of North America. Food animal practice” Llamas often have skin issues like mange, bacterial infections, and allergies, with some treatable by zinc.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
8 citations
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November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
1 citations
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April 2025 in “Animals” The KRTAP13-3 gene affects wool fibre diameter variability in Chinese Tan sheep.
1 citations
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January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
109 citations
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April 1997 in “Archives of Dermatological Research” Mast cell and nerve fiber interactions in mouse skin change with the hair cycle.
2 citations
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January 2004 in “PubMed” Conditioners with PQ-10 soften the flat part of hair cuticles but harden the edges.
January 2006 in “东华大学学报:英文版” Microwave plasma treatment improves yak hair dyeing.
January 2024 in “Journal of Material Cycles and Waste Management” Adding human hair to cement can make it tougher and better insulated but also more porous.
2 citations
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May 2022 in “International journal of molecular sciences” Changes in KRT17 gene activity linked to wool production in Angora rabbits.
83 citations
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May 2011 in “Experimental Dermatology” Sheep have 17 keratin genes, similar to humans, but with different expression patterns affecting wool and hair.
254 citations
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January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
Sheep can lose wool quickly due to stress, but it doesn't cause itching or pain.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
37 citations
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October 2013 in “PLoS ONE” MicroRNAs play a key role in wool growth in Tibetan sheep.
78 citations
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May 2012 in “Journal of Investigative Dermatology” A specific gene mutation causes woolly hair and hair loss.
1 citations
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March 2017 in “Roczniki Naukowe Polskiego Towarzystwa Zootechnicznego” Domestic cat hair varies in thickness and length, with guard hairs being longest and thickest, and all hair types mainly contain keratin.
August 2025 in “Animal Bioscience” m6A methylation affects the thickness of Alpine Merino wool fibers.
161 citations
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July 2003 in “ACM Transactions on Graphics” Researchers developed a new model for more realistic computer graphics rendering of hair by considering how light scatters on hair fibers.
9 citations
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September 2012 in “Journal of Cosmetic Dermatology” Hair capacitance mapping effectively measures hair surface moisture changes.
7 citations
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July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
7 citations
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October 2019 in “Frontiers in bioengineering and biotechnology” Fusion proteins can protect hair from heat damage.
17 citations
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August 2015 in “Journal of Animal Science” The MTR gene affects wool quality and production in Chinese Merino sheep.
9 citations
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August 2007 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Sheep wool follicles absorb different amino acids at various rates and locations, which could affect wool growth based on diet and genetics.
January 2022 in “Archiv für Tierzucht” EPHA4 and Ephrin A3 are found in the skin of Aohan fine-wool sheep.
October 2019 in “Research Square (Research Square)” Certain circular RNAs may regulate wool follicle growth in sheep.
July 2005 in “HortScience” Adding wool or hair waste to soil boosts crop yields and nutrient levels.
5 citations
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September 2017 in “Colloids and surfaces. B, Biointerfaces” Tying a knot can measure hair friction, useful for medical applications.
Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.